Operation Ouch!

Can you lift a car with a ponytail? The doctors put the strength of human hair to the test.

How do you see in color? And how can your eyes see in the dark? It's time for Dr. Xand to become Night Vision Man!

The doctors reveal the power of mighty mucus in keeping bacteria out of your airways.

There's flamenco dancing in the lab as the doctors take a look at the fat pads in your feet.

George, the tree frog, joins the doctors to investigate how your Achilles tendon works using huge catapults!

The doctors investigate which part of your body heals the fastest.

The doctors explore the hypothalamus - the amazing part of your brain that keeps you hydrated.

Prepare to meet your body's enormous, explosive energy storage system - your liver and join Lilia for an amazing operation on her brain.

The doctors supersize tiny air sacs inside your lungs - your alveoli! And it's fingers on buzzers in Ouchology – who will get snotted?

The doctors investigate how your lungs move with the help of a massive water slide!

It's poptastic! The doctors put your acoustic reflex to the test with an enormous balloon!

There's a furry friend in the lab as the doctors reveal how your brain's hippocampus works to create maps so you don't get lost.

It's totally gross! The hunt is on to find the grossest thing ever seen on Operation Ouch.

The doctors explore the human body in space – how do you sneeze, poo, and wee in zero gravity?

The doctors explain what is cancer, how it can be treated, and how to help someone going through it.